Excel has over 475 formulas in its Functions Library, but we've selected the most popular, from date and time functions to mathematics and simple data manipulation.

Excel's main function is to interlink cells, through the use of formulas, so that the formula cell changes when data is inputted into linked cells. The best way to store information in ...

How to Plot a Formula in Excel. Unless you are an accountant or a math whiz, the formulas used in financial calculations may seem like random, nonsensical strings of numbers, letters and Greek ...

With the help of a simple function, Excel's Conditional Formatting feature can save you time and effort. Here's an easy way to flag formulas in your worksheets.

Simplify Excel formulas with the LET function. Learn how to boost performance, reduce redundancy, and improve readability in your spreadsheets ...

IMCOS function returns the cosine of a complex number. Learn how to use the IMCOS function in Microsoft Excel the right way.

Microsoft Excel's new FILTER() function is a great tool for reporting and dashboards. We'll show you how to use it to get more done.

The lookup function in Excel can save you a lot of time and effort, but only if you actually know how to use its many forms and alterations.